Tried librewolf recently and although worked well (linux mint) had all sorts of scaling issues and wouldn’t keep my settings. Just using as a backup to FF until I can figure it out. FF only just started failing to play YT unhindered.

No, it’s not government funded. It’s funded by the people from a yearly licence fee, so has no ads. This is how it stays politically impartial too (mostly).

F-droid store has a number of health tracking apps. I haven’t used any but saw them while looking for apps that would integrate with my Garmin watch.